data_CYT # _chem_comp.id CYT _chem_comp.name "6-AMINOPYRIMIDIN-2(1H)-ONE" _chem_comp.type NON-POLYMER _chem_comp.pdbx_type HETAIN _chem_comp.formula "C4 H5 N3 O" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms CYTOSINE _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2007-01-29 _chem_comp.pdbx_modified_date 2020-06-17 _chem_comp.pdbx_ambiguous_flag ? _chem_comp.pdbx_release_status REL _chem_comp.pdbx_replaced_by ? _chem_comp.pdbx_replaces ? _chem_comp.formula_weight 111.102 _chem_comp.one_letter_code ? _chem_comp.three_letter_code CYT _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details "OpenEye/OEToolkits V1.4.2" _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code ? _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB # # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.alt_atom_id _chem_comp_atom.type_symbol _chem_comp_atom.charge _chem_comp_atom.pdbx_align _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_leaving_atom_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.model_Cartn_x _chem_comp_atom.model_Cartn_y _chem_comp_atom.model_Cartn_z _chem_comp_atom.pdbx_model_Cartn_x_ideal _chem_comp_atom.pdbx_model_Cartn_y_ideal _chem_comp_atom.pdbx_model_Cartn_z_ideal _chem_comp_atom.pdbx_component_atom_id _chem_comp_atom.pdbx_component_comp_id _chem_comp_atom.pdbx_ordinal CYT N3 N3 N 0 1 Y N N 114.683 17.867 5.803 -0.356 -2.061 -3.112 N3 CYT 1 CYT C4 C4 C 0 1 Y N N 113.623 18.547 5.241 0.341 -0.883 -3.202 C4 CYT 2 CYT N1 N1 N 0 1 Y N N 115.137 16.765 3.744 -0.784 -1.739 -0.794 N1 CYT 3 CYT C2 C2 C 0 1 Y N N 115.431 16.978 5.082 -0.931 -2.520 -1.928 C2 CYT 4 CYT O2 O2 O 0 1 N N N 116.381 16.375 5.630 -1.546 -3.587 -1.909 O2 CYT 5 CYT N4 N4 N 0 1 N N N 112.883 19.437 6.005 0.871 -0.510 -4.410 N4 CYT 6 CYT C5 C5 C 0 1 Y N N 113.285 18.354 3.864 0.498 -0.109 -2.124 C5 CYT 7 CYT C6 C6 C 0 1 Y N N 114.046 17.457 3.137 -0.124 -0.631 -0.895 C6 CYT 8 CYT HN3 HN3 H 0 1 N N N 114.911 18.028 6.763 -0.452 -2.618 -3.955 HN3 CYT 9 CYT HN41 1HN4 H 0 0 N N N 112.705 19.037 6.904 1.766 -0.078 -4.418 HN41 CYT 10 CYT HN42 2HN4 H 0 0 N N N 113.396 20.288 6.115 0.341 -0.687 -5.232 HN42 CYT 11 CYT H5 H5 H 0 1 N N N 112.465 18.890 3.409 1.030 0.832 -2.104 H5 CYT 12 CYT H6 H6 H 0 1 N N N 113.812 17.278 2.098 0.001 -0.001 0.000 H6 CYT 13 # # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal CYT N3 C4 SING Y N 1 CYT N3 C2 SING Y N 2 CYT N3 HN3 SING N N 3 CYT C4 N4 SING N N 4 CYT C4 C5 DOUB Y N 5 CYT N1 C2 SING Y N 6 CYT N1 C6 DOUB Y N 7 CYT C2 O2 DOUB N N 8 CYT N4 HN41 SING N N 9 CYT N4 HN42 SING N N 10 CYT C5 C6 SING Y N 11 CYT C5 H5 SING N N 12 CYT C6 H6 SING N N 13 # # loop_ _pdbx_chem_comp_descriptor.comp_id _pdbx_chem_comp_descriptor.type _pdbx_chem_comp_descriptor.program _pdbx_chem_comp_descriptor.program_version _pdbx_chem_comp_descriptor.descriptor CYT SMILES ACDLabs 10.04 "O=C1N=CC=C(N)N1" CYT SMILES_CANONICAL CACTVS 3.341 "NC1=CC=NC(=O)N1" CYT SMILES CACTVS 3.341 "NC1=CC=NC(=O)N1" CYT SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "C1=C(NC(=O)N=C1)N" CYT SMILES "OpenEye OEToolkits" 1.5.0 "C1=C(NC(=O)N=C1)N" CYT InChI InChI 1.03 "InChI=1S/C4H5N3O/c5-3-1-2-6-4(8)7-3/h1-2H,(H3,5,6,7,8)" CYT InChIKey InChI 1.03 OPTASPLRGRRNAP-UHFFFAOYSA-N # # loop_ _pdbx_chem_comp_identifier.comp_id _pdbx_chem_comp_identifier.type _pdbx_chem_comp_identifier.program _pdbx_chem_comp_identifier.program_version _pdbx_chem_comp_identifier.identifier CYT "SYSTEMATIC NAME" ACDLabs 10.04 "6-aminopyrimidin-2(1H)-one" CYT "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 4-amino-3H-pyrimidin-2-one # # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site CYT "Create component" 2007-01-29 RCSB CYT "Modify descriptor" 2011-06-04 RCSB CYT "Modify synonyms" 2020-06-05 PDBE # _pdbx_chem_comp_synonyms.ordinal 1 _pdbx_chem_comp_synonyms.comp_id CYT _pdbx_chem_comp_synonyms.name CYTOSINE _pdbx_chem_comp_synonyms.provenance ? _pdbx_chem_comp_synonyms.type ? ##